2897880518

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{140551}}^1$

素因数の和:140640

約数の個数: 24

約数和(自身を含む): 4784108976

約数和(自身を除く): 1886228458

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 1586, 10309, 20618, 140551, 281102, 1827163, 3654326, 8573611, 17147222, 23753119, 47506238, 111456943, 222913886, 1448940259, 2897880518]

約数ペア:

[(1, 2897880518), (2, 1448940259), (13, 222913886), (26, 111456943), (61, 47506238), (122, 23753119), (169, 17147222), (338, 8573611), (793, 3654326), (1586, 1827163), (10309, 281102), (20618, 140551)]